Atom Z605 vs A8-3870K
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2476 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Atom |
| Power efficiency | 0.57 | no data |
| Designer | AMD | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Llano (2011−2012) | Lincroft (2010−2011) |
| Release date | 20 December 2011 (14 years ago) | 4 May 2010 (15 years ago) |
Detailed specifications
A8-3870K and Atom Z605 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 2 |
| Base clock speed | 3 GHz | no data |
| Boost clock speed | 3 GHz | 1 GHz |
| Bus type | no data | cDMI |
| Bus rate | no data | 400 MT/s |
| Multiplier | no data | 10 |
| L1 cache | 128 KB (per core) | 56 KB |
| L2 cache | 1 MB (per core) | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 32 nm | 45 nm |
| Die size | 228 mm2 | 65.2526 mm2 |
| Number of transistors | 1,178 million | 140 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on A8-3870K and Atom Z605 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 (Uniprocessor) |
| Socket | FM1 | Intel BGA 518 |
| Power consumption (TDP) | 100 Watt | 2.2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-3870K and Atom Z605. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-3870K and Atom Z605 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-3870K and Atom Z605. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 1 |
| Maximum memory bandwidth | no data | 3.2 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 6550D | PowerVR SGX535 |
Pros & cons summary
| Recency | 20 December 2011 | 4 May 2010 |
| Physical cores | 4 | 1 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 100 Watt | 2 Watt |
A8-3870K has an age advantage of 1 year, 300% more physical cores and 100% more threads, and a 41% more advanced lithography process.
Atom Z605, on the other hand, has 4900% lower power consumption.
We couldn't decide between AMD A8-3870K and Intel Atom Z605. We've got no test results to judge.
Note that A8-3870K is a desktop processor while Atom Z605 is a notebook one.
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